Norimasa Sohmiya

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming method and apparatus for transfer and fixing image wi...
- Patent number 7,884,840
- Issue date Feb 8, 2011
- Ricoh Co., Ltd.
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and an impurity collecting device associate...
- Patent number 7,295,795
- Issue date Nov 13, 2007
- Ricoh Company, Ltd.
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method, system and apparatus for transferring toner images to both...
- Patent number 7,197,269
- Issue date Mar 27, 2007
- Ricoh Company, Ltd.
- Yasukuni Omata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for recording on two sides in a single pass
- Patent number 7,054,587
- Issue date May 30, 2006
- Ricoh Company, Ltd.
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus transferring toner images to both surfaces...
- Patent number 7,039,349
- Issue date May 2, 2006
- Ricoh Company, Ltd.
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method having transfer temperature difference and app...
- Patent number 7,003,251
- Issue date Feb 21, 2006
- Ricoh Company, Ltd.
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus configured for double sided printing
- Patent number 6,983,117
- Issue date Jan 3, 2006
- Ricoh Company, Ltd.
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for producing duplex prints and image forming...
- Patent number 6,801,742
- Issue date Oct 5, 2004
- Ricoh Company, Ltd.
- Hideaki Mochimaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and method for improving image quality of d...
- Patent number 6,574,448
- Issue date Jun 3, 2003
- Ricoh Company, Ltd.
- Hideaki Mochimaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge depositing member and image forming apparatus using the same
- Patent number 5,570,162
- Issue date Oct 29, 1996
- Ricoh Company, Ltd.
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus which cleans a transfer belt by applying a...
- Patent number 5,559,590
- Issue date Sep 24, 1996
- Ricoh Company, Ltd.
- Makoto Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge roller and image forming apparatus using the same
- Patent number 5,499,078
- Issue date Mar 12, 1996
- Ricoh Company, Ltd.
- Junji Kurokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of forming an erasable image
- Patent number 5,394,231
- Issue date Feb 28, 1995
- Ricoh Company, Ltd.
- Kazuhisa Sudo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image density control method
- Patent number 5,038,175
- Issue date Aug 6, 1991
- Ricoh Company
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image density control method for an image forming apparatus
- Patent number 5,006,896
- Issue date Apr 9, 1991
- Ricoh Company, Ltd.
- Yasushi Koichi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner density control device for an image recorder
- Patent number 4,962,394
- Issue date Oct 9, 1990
- Ricoh Company, Ltd.
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL BIAS CONTROL METHOD OF INSULATING TONER AND IMAGE FORMING A...
- Publication number 20080124106
- Publication date May 29, 2008
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming method and apparatus for transfer and fixing image wi...
- Publication number 20070014596
- Publication date Jan 18, 2007
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming method having transfer temperature difference and app...
- Publication number 20060024095
- Publication date Feb 2, 2006
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus for recording on two sides in a single pass
- Publication number 20050031384
- Publication date Feb 10, 2005
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040141776
- Publication date Jul 22, 2004
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image transferring device and image forming apparatus including the...
- Publication number 20040131398
- Publication date Jul 8, 2004
- Yasukuni Omata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040101332
- Publication date May 27, 2004
- Norimasa Sohmiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming method and apparatus for the same
- Publication number 20030235442
- Publication date Dec 25, 2003
- Koji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and method
- Publication number 20020015602
- Publication date Feb 7, 2002
- Ricoh Company, Ltd.
- Hideaki Mochimaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Norimasa Sohmiya

Person

Patents Grantslast 30 patents

Image forming method and apparatus for transfer and fixing image wi...

Image forming apparatus and an impurity collecting device associate...

Method, system and apparatus for transferring toner images to both...

Image forming apparatus for recording on two sides in a single pass

Image forming apparatus transferring toner images to both surfaces...

Image forming method having transfer temperature difference and app...

Image forming apparatus configured for double sided printing

Method and apparatus for producing duplex prints and image forming...

Image forming apparatus and method for improving image quality of d...

Charge depositing member and image forming apparatus using the same

Image forming apparatus which cleans a transfer belt by applying a...

Charge roller and image forming apparatus using the same

Image forming apparatus capable of forming an erasable image

Image density control method

Image density control method for an image forming apparatus

Toner density control device for an image recorder

Patents Applicationslast 30 patents

OPTICAL BIAS CONTROL METHOD OF INSULATING TONER AND IMAGE FORMING A...

Image forming method and apparatus for transfer and fixing image wi...

Image forming method having transfer temperature difference and app...

Image forming apparatus for recording on two sides in a single pass

Image forming apparatus

Image transferring device and image forming apparatus including the...

Image forming apparatus

Image forming method and apparatus for the same

Image forming apparatus and method